adaxial vs ventral

adaxial and ventral both are adjectives.

Word	Noun	Adjective	Verb	Adverb
adaxial	No	Yes	No	No
ventral	No	Yes	No	No

As adjectives, adaxial and ventral are synonyms defined as:

adaxial and ventral: nearest to or facing toward the axis of an organ or organism

adaxial (adjective)	ventral (adjective)
nearest to or facing toward the axis of an organ or organism	toward or on or near the belly (front of a primate or lower surface of a lower animal)
	nearest to or facing toward the axis of an organ or organism